Overview

overview

10

Static

static

Bank Detai...so.exe

windows7_x64

10

Bank Detai...so.exe

windows10_x64

10

Analysis

  • max time kernel
    149s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    09-11-2020 20:23

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General

  • Target

    Bank Details.pdf.iso.exe

  • Size

    521KB

  • MD5

    32b0333324cb7e09a5310ca329882779

  • SHA1

    3793cb0bcad49f89cb00a272f47bea318a137e8e

  • SHA256

    4fba937f1e8ae7eab73de2233f36e813fc2e4e889cbf5103f72ed642ba2e76c3

  • SHA512

    0202c00174eeb46d214362bd8eff7a4c7ed04b8d56d4f1bd6e2a6be48889aa00a0f37a78caa6ea7a6fbdaad1a016757ab459f88ab892dfafe936fe306cdf1675

Score
10/10
agentteslacoreentitykeyloggerpersistencerezer0spywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:     smtp
  • Host:
    mail.logserver.ga
  • Port:
    587
  • Username:
    201@logserver.ga
  • Password:
    work2020

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

    keyloggertrojanstealerspywareagenttesla
  • CoreEntity .NET Packer 1 IoCs

    A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

    coreentity
  • AgentTesla Payload 4 IoCs
  • rezer0 1 IoCs

    Detects ReZer0, a packer with multiple versions used in various campaigns.

    rezer0
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spyware
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spyware
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spyware
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Bank Details.pdf.iso.exe
    "C:\Users\Admin\AppData\Local\Temp\Bank Details.pdf.iso.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1068
    • C:\Users\Admin\AppData\Local\Temp\Bank Details.pdf.iso.exe
      "{path}"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1744
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:1496

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    3
    T1081

    Discovery

    Lateral Movement

    Collection

    Data from Local System

    3
    T1005

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1068-0-0x00000000741A0000-0x000000007488E000-memory.dmp
      Filesize

      6.9MB

      Download
    • memory/1068-1-0x0000000000840000-0x0000000000841000-memory.dmp
      Filesize

      4KB

      Download
    • memory/1068-3-0x0000000002110000-0x000000000216A000-memory.dmp
      Filesize

      360KB

      Download
    • memory/1068-6-0x0000000000220000-0x0000000000222000-memory.dmp
      Filesize

      8KB

      Download
    • memory/1068-7-0x0000000005220000-0x0000000005273000-memory.dmp
      Filesize

      332KB

      Download
    • memory/1496-15-0x0000000000000000-mapping.dmp
      Download
    • memory/1744-8-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1744-9-0x000000000044C75E-mapping.dmp
      Download
    • memory/1744-10-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1744-11-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

      Download
    • memory/1744-12-0x0000000073470000-0x0000000073B5E000-memory.dmp
      Filesize

      6.9MB

      Download